<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <style>
    [v-cloak] {
      display: none;
    }
  </style>
</head>

<body>

  <div id="app" v-cloak>
    {{message}}
  </div>

  <script src="../js/vue.js"></script>
  <script>

    setTimeout(function () {
      const app = new Vue({
        el: '#app',
        data: {
          message: 'Hello'
        }
      })
    }, 1000)
  </script>
</body>

</html>